210221313021110 has 16 divisors (see below), whose sum is σ = 398314066777200. Its totient is φ = 79662813355296.

The previous prime is 210221313021107. The next prime is 210221313021229. The reversal of 210221313021110 is 11120313122012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 553213981445 + ... + 553213981824.

It is an arithmetic number, because the mean of its divisors is an integer number (24894629173575).

Almost surely, 2^{210221313021110} is an apocalyptic number.

210221313021110 is a deficient number, since it is larger than the sum of its proper divisors (188092753756090).

210221313021110 is a wasteful number, since it uses less digits than its factorization.

210221313021110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106427963295.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 210221313021110 its reverse (11120313122012), we get a palindrome (221341626143122).

The spelling of 210221313021110 in words is "two hundred ten trillion, two hundred twenty-one billion, three hundred thirteen million, twenty-one thousand, one hundred ten".